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NORBERTO LÓPEZ PONCE, Ya es tiempo de actuar. El proceso de organización sindical de los profesores del Estado de México, 1921-1959, Zmacantepec, El Colegio Mexiquense, A. C, 2002. . Tzintzun, Revista de Estudios Históricos, [S. l.], n. 36, p. 239–244, 2016. DOI: 10.35830/treh.vi36.1284. Disponível em: https://tzintzun.umich.mx/TZN/article/view/1284. Acesso em: 28 mars. 2026.